Power Supply Function
2. Use the knob or press the Up/Down key to select 3.Road-Vehicles = Off
and press [Enter].
3. Press the Left/Right key to select ISO16750-2 and press [Enter] to confirm.
4. Press the Left/Right key to select Load-Dump, and press [Enter] to confirm.
5. Press the Left/Right key to select Test A, and press [Enter] to confirm.
6. Press the Left/Right key to select 12V, and press [Enter] to confirm.
7. Set the Td and Un in turns, and press [Enter] to confirm.
The interface returns to the main interface of the system and displays
LOAD-DUMP.
8. Press [On/Off] on the front panel to turn on the output.
9. According to the selected trigger method (same as the trigger method of the
LIST function), for example, press [Shift]+[On/Off](Trigger) to trigger the
output of the waveform.
4.6.3.3 42V Road Vehicles — Electrical and Electronic Equipment for a
Supply Voltage of 42 V — Electrical loads
A test wave completely conforming to International Standard ISO21848 is built
inside the device, which can be used for the test of Electrical and electronic
equipment for a supply voltage of 42V - Electrical loads. The user can directly
and quickly recall this function during test.
ISO21848 Simulate the curve of “Electrical and electronic equipment
for a supply voltage of 42 V — Electrical loads”
U
max,dyn
U
max,dyn
Test pulse
Momentary-Drop Transit voltage drop
Reset Reset test supply voltage
Ulow Set supply voltage
Start Startup pulse
Recall the Waveform
Take Momentary-Drop as an example to introduce the procedures as follows:
1. Press the composite keys [Shift]+[I-set] (Function) on the front panel to en-
ter the function menu.
Copyright © Itech Electronic Co., Ltd.
98
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